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Finding the Fourth Proportional to 237,573.73, 327,700.72 and 155,907.28

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Solution

The fourth proportional to 237,573.73, 327,700.72 and 155,907.28 is: 215,052.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,573.73 : 327,700.72 = 155,907.28 : x
  2. Step 2: Convert to fraction form
    237,573.73/327,700.72 = 155,907.28/x
  3. Step 3: Cross multiply
    237,573.73x = 327,700.72 × 155,907.28
  4. Step 4: Simplify right side
    237,573.73x = 51,090,927,909.24
  5. Step 5: Solve for x
    x = 51,090,927,909.24/237,573.73
  6. Step 6: Final answer
    x = 215,052.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.